National Rankings

National Data Info
Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Contiguous U.S.

Minimum Temperature Rankings, September 1934

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1934
1-Month
50.76°F
(10.42°C)
51.90°F
(11.06°C)
-1.14°F
(-0.64°C)
22nd Coolest
Coolest since:
1918
107th Warmest
Warmest since:
2019
Ties: 1951
Aug–Sep 1934
2-Month
55.40°F
(13.00°C)
55.48°F
(13.04°C)
-0.08°F
(-0.04°C)
49th Coolest
Coolest since:
1974
80th Warmest
Warmest since:
2019
Jul–Sep 1934
3-Month
57.66°F
(14.26°C)
57.17°F
(13.98°C)
0.49°F
(0.28°C)
85th Coolest
Coolest since:
1924
44th Warmest
Warmest since:
2022
Ties: 1958
Jun–Sep 1934
4-Month
57.49°F
(14.16°C)
56.78°F
(13.77°C)
0.71°F
(0.39°C)
92nd Coolest
Coolest since:
1903
37th Warmest
Warmest since:
2021
Ties: 1925
May–Sep 1934
5-Month
56.02°F
(13.34°C)
54.91°F
(12.73°C)
1.11°F
(0.61°C)
104th Coolest
Coolest since:
1907, 1924
25th Warmest
Warmest to Date
2018
Apr–Sep 1934
6-Month
53.40°F
(11.89°C)
52.19°F
(11.22°C)
1.21°F
(0.67°C)
108th Coolest
Coolest since:
1907
21st Warmest
Warmest to Date
2018
Mar–Sep 1934
7-Month
50.00°F
(10.00°C)
49.02°F
(9.46°C)
0.98°F
(0.54°C)
101st Coolest
Coolest since:
1917
28th Warmest
Warmest since:
2012
Ties: 1981, 1987
Feb–Sep 1934
8-Month
46.56°F
(8.09°C)
45.75°F
(7.64°C)
0.81°F
(0.45°C)
92nd Coolest
Coolest since:
1917
37th Warmest
Warmest since:
2012
Ties: 1957
Jan–Sep 1934
9-Month
44.11°F
(6.73°C)
42.86°F
(6.03°C)
1.25°F
(0.70°C)
103rd Coolest
Coolest since:
1917
26th Warmest
Warmest since:
2012
Dec 1933–Sep 1934
10-Month
42.24°F
(5.69°C)
40.83°F
(4.91°C)
1.41°F
(0.78°C)
106th Coolest
Coolest since:
1917
22nd Warmest
Warmest since:
2016
Nov 1933–Sep 1934
11-Month
41.16°F
(5.09°C)
39.92°F
(4.40°C)
1.24°F
(0.69°C)
103rd Coolest
Coolest since:
1917
25th Warmest
Warmest since:
2016
Ties: 1983, 2003
Oct 1933–Sep 1934
12-Month
41.22°F
(5.12°C)
40.05°F
(4.47°C)
1.17°F
(0.65°C)
105th Coolest
Coolest since:
1917
23rd Warmest
Warmest since:
2016
Ties: 1991
Apr 1933–Sep 1934
18-Month
45.11°F
(7.28°C)
44.10°F
(6.72°C)
1.01°F
(0.56°C)
103rd Coolest
Coolest since:
1917
25th Warmest
Warmest to Date
2016
Oct 1932–Sep 1934
24-Month
40.50°F
(4.72°C)
40.04°F
(4.47°C)
0.46°F
(0.25°C)
83rd Coolest
Coolest since:
1918
44th Warmest
Warmest since:
2017
Oct 1931–Sep 1934
36-Month
40.62°F
(4.79°C)
40.02°F
(4.46°C)
0.60°F
(0.33°C)
93rd Coolest
Coolest since:
1918
33rd Warmest
Warmest to Date
2017, 2018
Ties: 1935
Oct 1930–Sep 1934
48-Month
40.59°F
(4.77°C)
40.00°F
(4.44°C)
0.59°F
(0.33°C)
88th Coolest
Coolest since:
1918
37th Warmest
Warmest to Date
2018
Oct 1929–Sep 1934
60-Month
40.44°F
(4.69°C)
40.00°F
(4.44°C)
0.44°F
(0.25°C)
83rd Coolest
Coolest since:
1920
41st Warmest
Warmest to Date
2019, 2020
Ties: 1984

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